diff --git a/.travis.yml b/.travis.yml
index 2c0b5313..f0727cd8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -52,6 +52,9 @@ env:
   - DB=sqlite
   - DB=mysql
   - DB=postgres
+  - DB=sqlite   REDMINE_GIT_TAG=4.1-stable
+  - DB=mysql    REDMINE_GIT_TAG=4.1-stable
+  - DB=postgres REDMINE_GIT_TAG=4.1-stable
 
 cache: bundler
 
diff --git a/test/ci/redmine_install.sh b/test/ci/redmine_install.sh
index de6a3906..d9ea1b0f 100644
--- a/test/ci/redmine_install.sh
+++ b/test/ci/redmine_install.sh
@@ -20,8 +20,12 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
-export REDMINE_GIT_REPO=git://github.com/redmine/redmine.git
-export REDMINE_GIT_TAG=4.0-stable
+if [[ ! -v REDMINE_GIT_REPO ]]; then
+  export REDMINE_GIT_REPO=git://github.com/redmine/redmine.git
+fi
+if [[ ! -v REDMINE_GIT_TAG ]]; then
+  export REDMINE_GIT_TAG=4.0-stable
+fi
 
 clone()
 {